ASME BPVC Section 3 Division 1 Subsection NG Adden ASME锅炉和压力容器规范.第3部分:核设备元件结构原理.1类.NG部分.核心支撑结构.补充件2005

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下一篇: ASME BPVC Section 3 Division 1 Subsection NH Adden ASME锅炉和压力容器规范.第3部分:核设备元件结构原理.1类.NH部分.高温设备用1级组件.补充件2005

【英文标准名称】:ElectromagneticcompatibilityandRadiospectrumMatters(ERM)-VHFair-groundDataLink(VDL)Mode4radioequipment-Technicalcharacteristicsandmethodsofmeasurementforground-basedequipment-Part2:Datalinklayer(EndorsementoftheEnglish
【原文标准名称】:电磁兼容性和无线电频谱情况(ERM).VHF空对地数据链路(VDL)模式4无线电设备.地面设备的技术特性和测量方法.第2部分:数据链路层
【标准号】:DINEN301842-2-2004
【标准状态】:作废
【国别】:德国
【发布日期】:2004-12
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:无线通信业务;链路层;数字连接;试验;物理层;无线电设备;电磁兼容性;电磁兼容性和无线电频谱情况;无线电广播网;额定值;数据传送;测量技术;电信
【英文主题词】:
【摘要】:
【中国标准分类号】:L06
【国际标准分类号】:35_100_20;33_060_99;33_100_01
【页数】:2P;A4
【正文语种】:德语


【英文标准名称】:StandardTestMethodforAnalysisofEngineCoolantforChlorideandOtherAnionsbyIonChromatography
【原文标准名称】:用离子色谱法分析发动机冷却液的氯化物和其他阴离子标准试验方法
【标准号】:ASTMD5827-2009e1
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D15.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:chloride;chromatographymethods;enginecoolant;ionchromatography,Chlorideanalysis--enginecoolants;Enginecoolants/concentrates;Ionchromatography(IC);Chlorideanalysis--enginecoolants;Enginecoolants/concentrates;Ionchromatography(IC)
【摘要】:Thistestmethodprovidesforthequalitativeandquantitativedeterminationofcommonanionsinenginecoolantinthemilligramsperlitretolowpercentrangeandrequiresonlyafewmillilitresormicrolitresofsamplepertest,withresultsavailableinlessthan30min.Acceptablelevelsofchlorideandotheranionsvarywithmanufacturer''sblendingspecificationsandapplicableASTMminimumormaximumspecifications.1.1Thistestmethodcoversthechemicalanalysisofenginecoolantforchlorideionbyhigh-performanceionchromatography(HPIC).Severalothercommonanionsfoundinenginecoolantcanbedeterminedinonechromatographicanalysisbythistestmethod.1.2Thistestmethodisapplicabletobothnewandusedenginecoolant.1.3Coelutionofotherionsmaycauseinterferencesforanyofthelistedanions.Inthecaseofunfamiliarformulations,identificationverificationshouldbeperformedbyeitherorbothfortificationanddilutionofthesamplematrixwiththeanionsofinterest.1.4Analysiscanbeperformeddirectlybythistestmethodwithoutpretreatment,otherthandilution,asrequiredbythelinearrangesoftheequipment.Table1indicatesseveralapplicableanionsandapproximatedetectionlimits.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortoitsuse.TABLE1AnalytesandMinimumDetectionLimitsAnalyteDetectionLimit,mg/LAChloride(Clx2212;)
2.0
Nitrite(NO2x2212;)
5.0
Bromide(Br)
4.0
Nitrate(NO3x2212;)
7.1
o-Phosphate(HPO4)2x2212;
20.0
Sulfate(SO4)2x2212;
8.0
Oxalate(C2O4)2x2212;
12.0